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Home All issues Volume 592 (August 2016) A&A, 592 (2016) A124 Full HTML
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Table 9

Column density ratios at 300 au.

Source HCO+/CN HCN/CN CCH/CN CS/CN SO/CN H2CO/CN
04302+2247 0.99 ± 0.18 0.129 ± 0.019 0.5 ± 0.3 1.2 ± 0.3 2.8 ± 0.4 1.16 ± 0.15
AA Tau 0.14 ± 0.02 0.10 ± 0.02 1.3 ± 0.3 0.9 ± 0.4 <0.44 0.09 ± 0.04
AB Aur 0.50 ± 0.12 0.24 ± 0.08 3.5 ± 1.5 <0.000 1.5 ± 0.8 0.9 ± 0.3
CI Tau 0.29 ± 0.05 0.054 ± 0.013 1.5 ± 0.2 1.5 ± 0.5 0.7 ± 0.3
CQ Tau 0.08 ± 0.04 0.06 ± 0.04 0.5 ± 0.7 <0.29 0.4 ± 0.4 0.8 ± 0.3
CW Tau
CY Tau 0.144 ± 0.019 0.045 ± 0.008 1.6 ± 0.3 0.23 ± 0.06 <0.16
DL Tau 0.29 ± 0.03 0.067 ± 0.009 0.93 ± 0.15 0.40 ± 0.14 <0.28 0.18 ± 0.03
DM Tau 0.24 ± 0.03 0.059 ± 0.007 0.99 ± 0.09 0.08 ± 0.03 <0.07
DN Tau 0.12 ± 0.04 0.10 ± 0.03 1.6 ± 0.3 <0.18 <0.32 0.08 ± 0.03
DO Tau 0.09 ± 0.02 0.029 ± 0.017 0.2 ± 0.3 0.2 ± 0.2 <0.53 0.11 ± 0.07
FT Tau 0.10 ± 0.02 0.037 ± 0.018 1.6 ± 0.6 0.23 ± 0.18 0.06 ± 0.18 <0.07
GG Tau 0.158 ± 0.016 0.096 ± 0.010 1.27 ± 0.14 0.49 ± 0.09 0.04 ± 0.05 0.17 ± 0.04
GM Aur 0.250 ± 0.020 0.099 ± 0.011 0.56 ± 0.16 0.53 ± 0.08 0.92 ± 0.18
GO Tau 0.55 ± 0.07 0.095 ± 0.012 2.43 ± 0.19 0.13 ± 0.03 <0.11
Haro6-13 0.44 ± 0.10 0.15 ± 0.05 1.0 ± 0.9 1.6 ± 0.9 6.1 ± 1.8 1.4 ± 0.4
Haro6-33 0.9 ± 0.2 0.10 ± 0.03 <0.57 3.8 ± 1.2 1.8 ± 0.5 0.49 ± 0.13
Haro6-5b 0.54 ± 0.11 0.08 ± 0.03 1.7 ± 0.7 0.1 ± 0.2 <0.70 0.23 ± 0.08
HH 30
HK Tau 2.5 ± 1.5 0.06 ± 0.03 0.2 ± 0.2 0.08 ± 0.18 0.06 ± 0.08 0.10 ± 0.05
HV Tau-C 0.8 ± 0.3 0.032 ± 0.018 0.7 ± 0.3 0.26 ± 0.16 <0.47 0.03 ± 0.04
IQ Tau 0.5 ± 0.2 0.044 ± 0.015 1.1 ± 0.3 1.7 ± 1.1 <0.27 0.06 ± 0.03
LkHα 358
LkCa15 0.110 ± 0.020 0.095 ± 0.017 0.39 ± 0.06 0.17 ± 0.04 0.03 ± 0.04
MWC 480 0.150 ± 0.011 0.044 ± 0.006 0.84 ± 0.12 0.10 ± 0.04 0.03 ± 0.06 0.013 ± 0.014
MWC 758
RW Aur
RY Tau 0.031 ± 0.009 0.035 ± 0.012 0.6 ± 0.2 <0.07 0.05 ± 0.07 <0.011
SU Aur
UZ Tau E 0.067 ± 0.019 0.043 ± 0.017 0.4 ± 0.3 0.5 ± 0.3 0.02 ± 0.12 <0.06

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